DE60140699D1 - Dosiskontrolle in ct-aufnahmen - Google Patents

Dosiskontrolle in ct-aufnahmen

Info

Publication number
DE60140699D1
DE60140699D1 DE60140699T DE60140699T DE60140699D1 DE 60140699 D1 DE60140699 D1 DE 60140699D1 DE 60140699 T DE60140699 T DE 60140699T DE 60140699 T DE60140699 T DE 60140699T DE 60140699 D1 DE60140699 D1 DE 60140699D1
Authority
DE
Germany
Prior art keywords
recordings
dose control
dose
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60140699T
Other languages
English (en)
Inventor
Ehud Dafni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60140699D1 publication Critical patent/DE60140699D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/488—Diagnostic techniques involving pre-scan acquisition
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE60140699T 2001-09-05 2001-09-05 Dosiskontrolle in ct-aufnahmen Expired - Lifetime DE60140699D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IL2001/000838 WO2003022016A2 (en) 2001-09-05 2001-09-05 Dose control in ct-images

Publications (1)

Publication Number Publication Date
DE60140699D1 true DE60140699D1 (de) 2010-01-14

Family

ID=11043089

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60140699T Expired - Lifetime DE60140699D1 (de) 2001-09-05 2001-09-05 Dosiskontrolle in ct-aufnahmen

Country Status (6)

Country Link
US (1) US7042977B2 (de)
EP (1) EP1427337B1 (de)
JP (1) JP4943631B2 (de)
AU (1) AU2001288024A1 (de)
DE (1) DE60140699D1 (de)
WO (1) WO2003022016A2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4062232B2 (ja) * 2003-10-20 2008-03-19 株式会社日立製作所 Ｘ線ｃｔ装置及びｘ線ｃｔ装置による撮像方法
EP1737346B1 (de) 2004-04-13 2014-05-07 Koninklijke Philips N.V. Dynamische dosiskontrolle für die computertomographie
JP4739738B2 (ja) * 2004-12-01 2011-08-03 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 線量評価方法およびｘ線ｃｔ装置
US20090174554A1 (en) 2005-05-11 2009-07-09 Eric Bergeron Method and system for screening luggage items, cargo containers or persons
US7991242B2 (en) 2005-05-11 2011-08-02 Optosecurity Inc. Apparatus, method and system for screening receptacles and persons, having image distortion correction functionality
WO2007062178A2 (en) * 2005-11-21 2007-05-31 The Regents Of The University Of California Method for computing patient radiation dose in computed tomoraphy
US7983457B2 (en) * 2005-11-23 2011-07-19 General Electric Company Method and system for automatically determining regions in a scanned object
US7899232B2 (en) 2006-05-11 2011-03-01 Optosecurity Inc. Method and apparatus for providing threat image projection (TIP) in a luggage screening system, and luggage screening system implementing same
US8494210B2 (en) 2007-03-30 2013-07-23 Optosecurity Inc. User interface for use in security screening providing image enhancement capabilities and apparatus for implementing same
JP2010512826A (ja) * 2006-12-15 2010-04-30 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ スペクトル分解ｘ線撮像装置
JP4999536B2 (ja) * 2007-05-08 2012-08-15 キヤノン株式会社 放射線画像処理装置、放射線量制御装置及びコンピュータプログラム
EP2328477B1 (de) * 2008-08-04 2018-05-16 Koninklijke Philips N.V. Interventionelle bildgebung und datenaufbereitung
JP5569951B2 (ja) * 2008-09-01 2014-08-13 学校法人日本大学 頭部用ｘ線ｃｔ撮影装置及びその撮影制御方法
CN110208295A (zh) 2011-09-07 2019-09-06 拉皮斯坎系统股份有限公司 整合舱单数据和成像/检测处理的x射线检查系统
US9091628B2 (en) 2012-12-21 2015-07-28 L-3 Communications Security And Detection Systems, Inc. 3D mapping with two orthogonal imaging views
CN104812305B (zh) * 2012-12-27 2018-03-30 东芝医疗系统株式会社 X射线ct装置以及控制方法
KR101534098B1 (ko) * 2013-09-13 2015-07-07 삼성전자주식회사 Ｃｔ 장치 및 이를 이용한 엑스선 제어 방법
US10278666B2 (en) 2014-06-13 2019-05-07 Palodex Group Oy Systems and methods of automated dose control in x-ray imaging
CN104644203B (zh) * 2014-09-02 2018-01-23 沈阳东软医疗系统有限公司 一种剂量调制扫描方法和装置
CN104287768A (zh) * 2014-09-30 2015-01-21 沈阳东软医疗系统有限公司 一种ct扫描剂量控制方法及系统
US10085698B2 (en) * 2016-01-26 2018-10-02 Genereal Electric Company Methods and systems for automated tube current modulation
WO2017146930A1 (en) 2016-02-22 2017-08-31 Rapiscan Systems, Inc. Systems and methods for detecting threats and contraband in cargo
CN106725570B (zh) * 2016-12-30 2019-12-20 上海联影医疗科技有限公司 成像方法及系统
CN106618622B (zh) * 2017-01-05 2020-07-10 东软医疗系统股份有限公司 扫描方法和扫描装置
JP6968593B2 (ja) * 2017-06-28 2021-11-17 キヤノンメディカルシステムズ株式会社 Ｘ線ｃｔ装置
US10973489B2 (en) * 2017-09-29 2021-04-13 General Electric Company CT imaging system and method using a task-based image quality metric to achieve a desired image quality

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6152860A (ja) * 1984-08-24 1986-03-15 株式会社　日立メデイコ Ｘ線ｃｔ装置
DE4137031C1 (en) * 1991-11-11 1993-04-08 Siemens Ag, 8000 Muenchen, De Computer tomograph equipment providing three=dimensional scanning - relatively rotates measuring unit, consisting of X=ray radiator and radiation detector, and patient couch
JP3637074B2 (ja) * 1992-12-15 2005-04-06 株式会社東芝 ヘリカルスキャン方式のコンピュータ断層撮影装置
US5400378A (en) * 1993-11-19 1995-03-21 General Electric Company Dynamic dose control in multi-slice CT scan
US5379333A (en) 1993-11-19 1995-01-03 General Electric Company Variable dose application by modulation of x-ray tube current during CT scanning
US5696807A (en) 1996-09-05 1997-12-09 General Electric Company Methods and apparatus for modulating x-ray tube current
IL120097A0 (en) * 1997-01-29 1997-04-15 Elscint Ltd Variable current CT scanning
US5822393A (en) 1997-04-01 1998-10-13 Siemens Aktiengesellschaft Method for adaptively modulating the power level of an x-ray tube of a computer tomography (CT) system
JP2000023971A (ja) * 1999-06-25 2000-01-25 Toshiba Corp Ｘ線ｃｔスキャナ
JP4159188B2 (ja) * 1999-07-30 2008-10-01 ジーイー横河メディカルシステム株式会社 管電流調節方法および装置並びにｘ線ｃｔ装置
FR2801978B1 (fr) * 1999-12-03 2002-06-14 Commissariat Energie Atomique Procede d'amelioration d'un examen radiologique et dispositif pour la mise en oeuvre de ce procede
JP3950612B2 (ja) * 2000-02-08 2007-08-01 ジーイー横河メディカルシステム株式会社 Ｘ線ｃｔ装置

Also Published As

Publication number Publication date
JP2005518228A (ja) 2005-06-23
EP1427337A2 (de) 2004-06-16
JP4943631B2 (ja) 2012-05-30
EP1427337B1 (de) 2009-12-02
US20040247071A1 (en) 2004-12-09
US7042977B2 (en) 2006-05-09
AU2001288024A1 (en) 2003-03-18
WO2003022016A2 (en) 2003-03-13
WO2003022016A3 (en) 2003-10-16

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Legal Events

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